10111222 has 16 divisors (see below), whose sum is σ = 16636752. Its totient is φ = 4570720.

The previous prime is 10111207. The next prime is 10111229. The reversal of 10111222 is 22211101.

10111222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10111199 and 10111208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3168 + ... + 5500.

It is an arithmetic number, because the mean of its divisors is an integer number (1039797).

Almost surely, 2^10111222 is an apocalyptic number.

10111222 is a deficient number, since it is larger than the sum of its proper divisors (6525530).

10111222 is a wasteful number, since it uses less digits than its factorization.

10111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2543.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 10111222 is about 3179.8147744798. The cubic root of 10111222 is about 216.2392610525.

Adding to 10111222 its reverse (22211101), we get a palindrome (32322323).

The spelling of 10111222 in words is "ten million, one hundred eleven thousand, two hundred twenty-two".